panic: kernel diagnostic assertion "(p->pfik_flagrefs == 0) || (p->pfik_flagrefs == 1)" failed: file "/syzkaller/managers/multicore/kernel/sys/net/pf_if.c", line 907 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *288979 86843 0 0 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834b8331) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff834f9d4c,ffffffff8354c0d5,38b,ffffffff83468a60) at __assert+0x29 sys/kern/subr_prf.c:-1 pfi_clear_flags(ffff80003c3d3250,0) at pfi_clear_flags+0x41d sys/net/pf_if.c:893 pfioctl(14900,c028445a,ffff80003c3d3250,3,ffff80002a223768) at pfioctl+0xf6a sys/net/pf_ioctl.c:3910 VOP_IOCTL(fffff4806049d120,c028445a,ffff80003c3d3250,3,fffff480097fd548,ffff80002a223768) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffff480698f12c8,c028445a,ffff80003c3d3250,ffff80002a223768) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff80002a223768,ffff80003c3d3430,ffff80003c3d3380) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c3d3430) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3d3430) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6882d4f00c0, count: 5 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: kernel diagnostic assertion "(p->pfik_flagrefs == 0) || (p->pfik_flagrefs == 1)" failed: file "/syzkaller/managers/multicore/kernel/sys/net/pf_if.c", line 907 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834b8331) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff834f9d4c,ffffffff8354c0d5,38b,ffffffff83468a60) at __assert+0x29 sys/kern/subr_prf.c:-1 pfi_clear_flags(ffff80003c3d3250,0) at pfi_clear_flags+0x41d sys/net/pf_if.c:893 pfioctl(14900,c028445a,ffff80003c3d3250,3,ffff80002a223768) at pfioctl+0xf6a sys/net/pf_ioctl.c:3910 VOP_IOCTL(fffff4806049d120,c028445a,ffff80003c3d3250,3,fffff480097fd548,ffff80002a223768) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffff480698f12c8,c028445a,ffff80003c3d3250,ffff80002a223768) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff80002a223768,ffff80003c3d3430,ffff80003c3d3380) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c3d3430) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3d3430) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6882d4f00c0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c3d2df0 rbx 0xffffffff839c3e07 cpu_info_full_primary+0x2e07 rdx 0xffff8000015d6b40 rcx 0xffff80002a223768 rax 0xffffffff839c2ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x3d1895d4590526ba r11 0x668bbe1368a239ae r12 0xffffffff839c3c08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff82b37345 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c3d2de0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=288979 pid=86843 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a223238,0xffff80003c447798 process=0xffff80003c4484f8 user=0xffff80003c3ce000, vmspace=0xfffff4806cd88018 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14003 416194 67281 0 2 0 syz-executor 14003 190763 67281 0 3 0x4000080 fsleep syz-executor 86843 214547 48569 0 2 0 syz-executor *86843 288979 48569 0 7 0x4000000 syz-executor 83601 164890 97494 0 2 0 syz-executor 83601 155323 97494 0 3 0x4000080 fsleep syz-executor 83601 87708 97494 0 3 0x4000080 fsleep syz-executor 29459 29392 2476 60929 2 0x10 syz-executor 29459 384536 2476 60929 3 0x4000090 fsleep syz-executor 53288 60955 65651 0 2 0 syz-executor 53288 24639 65651 0 3 0x4000080 fsleep syz-executor 17399 469900 84532 0 2 0 syz-executor 17399 515935 84532 0 3 0x4000080 fsleep syz-executor 17399 23065 84532 0 3 0x4000080 fsleep syz-executor 16130 222570 39221 0 3 0x80 nanoslp syz-executor 16130 445985 39221 0 3 0x4000080 htplev syz-executor 29713 505040 0 0 3 0x14280 nfsidl nfsio 68521 271792 0 0 3 0x14280 nfsidl nfsio 92373 135172 0 0 3 0x14280 nfsidl nfsio 15344 242989 0 0 3 0x14280 nfsidl nfsio 75655 391518 0 0 3 0x14280 nfsidl nfsio 56177 444596 0 0 3 0x14280 nfsidl nfsio 35320 359554 0 0 3 0x14280 nfsidl nfsio 50116 328254 0 0 3 0x14280 nfsidl nfsio 96781 235240 0 0 3 0x14280 nfsidl nfsio 80080 247158 0 0 3 0x14280 nfsidl nfsio 88762 256655 0 0 3 0x14280 nfsidl nfsio 53127 91564 0 0 3 0x14280 nfsidl nfsio 99026 22055 0 0 3 0x14280 nfsidl nfsio 71900 200864 0 0 3 0x14280 nfsidl nfsio 99871 248077 0 0 3 0x14280 nfsidl nfsio 49322 322385 0 0 3 0x14280 nfsidl nfsio 34940 426540 0 0 3 0x14280 nfsidl nfsio 93253 193328 0 0 3 0x14280 nfsidl nfsio 28442 416379 0 0 3 0x14280 nfsidl nfsio 35286 18162 0 0 3 0x14280 nfsidl nfsio 84532 506883 11916 0 3 0x82 nanoslp syz-executor 49674 209998 11916 0 2 0x2 syz-executor 39221 52777 11916 0 3 0x82 nanoslp syz-executor 2476 431160 11916 0 3 0x82 nanoslp syz-executor 97494 137825 11916 0 2 0xc82 syz-executor 65651 420751 11916 0 3 0x82 nanoslp syz-executor 48569 351260 11916 0 3 0x82 nanoslp syz-executor 67281 280530 11916 0 2 0xc82 syz-executor 11916 458950 1 0 3 0x82 kqread syz-executor 83472 373970 0 0 3 0x14200 bored smr 55119 381124 0 0 2 0x14200 zerothread 82419 509600 0 0 3 0x14200 aiodoned aiodoned 50080 33289 0 0 3 0x14200 syncer update 23056 97923 0 0 3 0x14200 cleaner cleaner 56595 474330 0 0 3 0x14200 reaper reaper 58410 475144 0 0 3 0x14200 pgdaemon pagedaemon 407 363350 0 0 3 0x14200 bored viomb 81790 383996 0 0 3 0x40014200 acpi0 acpi0 37834 256474 0 0 7 0x40014200 idle1 35798 263860 0 0 3 0x14200 bored softnet1 87093 285677 0 0 3 0x14200 bored softnet0 87128 254816 0 0 3 0x14200 bored systqmp 77115 232723 0 0 3 0x14200 bored systq 30671 430823 0 0 3 0x14200 tmoslp softclockmp 54559 224442 0 0 3 0x40014200 tmoslp softclock 75870 131515 0 0 3 0x40014200 idle0 1 247490 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 86843 (syz-executor) thread 0xffff80002a223768 (288979) exclusive rwlock pf_lock r = 0 (0xffffffff83998fb8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0xf56 sys/net/pf_ioctl.c:3910 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive rwlock pfioctl_rw r = 0 (0xffffffff83999048) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 pfioctl+0x1d4 sys/net/pf_ioctl.c:2075 #3 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #4 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #5 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a32180) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 vn_ioctl+0x4d sys/kern/vfs_vnops.c:520 #2 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #3 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #4 Xsyscall+0x128 Process 49674 (syz-executor) thread 0xffff800045fee7e0 (209998) exclusive rrwlock inode r = 0 (0xfffff4806ec28908) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3062 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffff4806dbc28d0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3047 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11049 12023K 12219K 166960K 12439 0 pcb 17 12K 12K 166960K 130 0 rtable 243 8K 9K 166960K 456 0 pf 34 17K 81K 166960K 171 0 ifaddr 41 7K 7K 166960K 60 0 ifgroup 52 2K 2K 166960K 107 0 sysctl 2 1K 9K 166960K 10 0 counters 70 37K 37K 166960K 96 0 ioctlops 0 0K 4K 166960K 1594 0 iov 0 0K 16K 166960K 33 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1280 81K 82K 166960K 1892 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 20 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 16 61K 98K 166960K 2412 0 sigio 0 0K 0K 166960K 2 0 proc 12 17K 164K 166960K 631 0 subproc 72 4K 4K 166960K 73 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 142 0 in_multi 97 7K 7K 166960K 121 0 ether_multi 1 0K 0K 166960K 4 0 mrt 1 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 55 254K 254K 166960K 55 0 exec 0 0K 1K 166960K 439 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 126 78K 173K 166960K 20214 0 UVM aobj 9 2K 4K 166960K 11 0 pinsyscall 17 34K 102K 166960K 3559 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 37 0 NDP 12 0K 1K 166960K 41 0 temp 59 9124K 9178K 166960K 46596 0 kqueue 2 4K 24K 166960K 114 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 103 0 103 1 0 1 1 0 8 1 rtentry 176 121 0 15 6 0 6 6 0 8 0 unpcb 144 233 0 233 1 0 1 1 0 8 1 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 170 0 169 1 0 1 1 0 8 0 arp 136 18 0 4 1 0 1 1 0 8 0 inpcb 328 695 0 693 3 1 2 2 0 8 1 nd6 152 28 0 2 2 0 2 2 0 8 0 pkpcb 40 5 0 5 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 4 0 4 1 0 1 1 0 8 1 pffrag 232 11 0 8 1 0 1 1 0 482 0 pffrnode 88 11 0 8 1 0 1 1 0 8 0 pffrent 40 22 0 19 1 0 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 15 6 21 0 8 6 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfstlim 224 2 0 2 1 1 0 1 0 8 0 pfanchor 1288 10 0 4 1 0 1 1 0 8 0 pfqueue 320 2 0 2 1 1 0 1 0 8 0 pfstitem 24 71 0 19 1 0 1 1 0 8 0 pfstkey 128 71 0 19 2 0 2 2 0 8 0 pfstate 448 71 0 19 6 0 6 6 0 8 0 pfrule 1360 29 0 22 2 1 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 505 0 32 31 0 31 31 0 8 0 art_table 40 508 0 32 6 0 6 6 0 8 0 art_node 32 119 0 23 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 6 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 72 18 0 8 1 0 1 1 0 8 0 shmpl 112 8 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 4495 0 3029 92 0 92 92 0 8 0 ffsino 296 4495 0 3029 114 0 114 114 0 8 0 nchpl 144 7140 0 5438 64 0 64 64 0 8 0 vnodes 216 4855 0 0 270 0 270 270 0 8 0 namei 1024 17285 0 17284 3 1 2 2 0 8 1 percpumem 16 63 0 13 1 0 1 1 0 8 0 kstatmem 264 53 0 26 2 0 2 2 0 8 0 scsiplug 72 4 0 4 2 1 1 1 0 8 1 scxspl 216 24760 0 24760 11 6 5 5 1 8 5 plimitpl 152 42 0 33 1 0 1 1 0 8 0 sigapl 424 2742 0 2688 8 0 8 8 0 8 0 knotepl 120 535 0 0 16 0 16 16 0 8 0 kqueuepl 224 121 0 119 1 0 1 1 0 8 0 pipepl 344 151 0 124 3 0 3 3 0 8 0 fdescpl 528 2704 0 2686 3 0 3 3 0 8 0 filepl 160 5893 0 5737 10 0 10 10 0 8 0 lockfpl 104 284 0 284 1 0 1 1 0 8 1 lockfspl 48 129 0 129 1 0 1 1 0 8 1 sessionpl 144 30 0 28 1 0 1 1 0 8 0 pgrppl 48 44 0 34 1 0 1 1 0 8 0 ucredpl 104 521 0 517 1 0 1 1 0 8 0 zombiepl 144 2688 0 2688 2 1 1 1 0 8 1 processpl 1232 2742 0 2688 6 0 6 6 0 8 0 procpl 664 5158 0 5095 7 0 7 7 0 8 0 sockpl 752 1049 0 1047 5 1 4 4 0 8 3 mcl64k 65536 15 0 0 2 0 2 2 0 8 0 mcl16k 16384 14 0 0 2 0 2 2 0 8 0 mcl12k 12288 12 0 0 2 0 2 2 0 8 0 mcl9k128 9344 12 0 0 1 0 1 1 0 8 0 mcl8k 8192 26 0 0 3 0 3 3 0 8 0 mcl4k 4096 110 0 0 14 0 14 14 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 302 0 0 19 0 19 19 0 8 0 bufpl 272 7594 0 1463 409 0 409 409 0 8 0 anonpl 32 10513 0 0 85 0 85 85 0 247 0 amapchunkpl 152 70257 0 69906 36 9 27 27 0 158 12 amappl16 200 4516 0 4252 23 8 15 15 0 8 0 amappl15 192 2 0 2 1 0 1 1 0 8 1 amappl14 184 428 0 428 1 0 1 1 0 8 1 amappl13 176 128 0 128 1 0 1 1 0 8 1 amappl12 168 2955 0 2938 2 0 2 2 0 8 0 amappl11 160 6 0 6 1 1 0 1 0 8 0 amappl10 152 80 0 80 1 0 1 1 0 8 1 amappl9 144 286 0 286 1 1 0 1 0 8 0 amappl8 136 115 0 115 1 0 1 1 0 8 1 amappl7 128 144 0 143 1 0 1 1 0 8 0 amappl6 120 159 0 159 1 0 1 1 0 8 1 amappl5 112 102 0 102 1 0 1 1 0 8 1 amappl4 104 298 0 297 1 0 1 1 0 8 0 amappl3 96 15644 0 15570 4 0 4 4 0 8 1 amappl2 88 541 0 538 2 0 2 2 0 8 0 amappl1 80 19576 0 19488 14 1 13 14 0 8 8 amappl 88 19332 0 19217 4 0 4 4 0 92 0 uvmvnodes 80 120 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 7 0 7 2 1 1 1 0 8 1 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 10 0 2 1 0 1 1 0 8 0 uaddrrnd 24 2704 0 2686 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2704 0 2686 1 0 1 1 0 8 0 vmmpekpl 168 18448 0 18414 2 0 2 2 0 8 0 vmmpepl 168 161556 0 160539 97 2 95 95 0 357 48 vmsppl 488 2703 0 2686 5 1 4 5 0 8 0 rwobjpl 80 36780 0 36144 30 3 27 27 0 8 6 pdppl 4096 5415 0 5372 101 56 45 83 0 8 2 pvpl 32 13744 0 0 111 0 111 111 0 265 0 pmappl 256 2703 0 2686 3 1 2 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 701 0 62 20 0 20 20 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834b8331) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff834f9d4c,ffffffff8354c0d5,38b,ffffffff83468a60) at __assert+0x29 sys/kern/subr_prf.c:-1 pfi_clear_flags(ffff80003c3d3250,0) at pfi_clear_flags+0x41d sys/net/pf_if.c:893 pfioctl(14900,c028445a,ffff80003c3d3250,3,ffff80002a223768) at pfioctl+0xf6a sys/net/pf_ioctl.c:3910 VOP_IOCTL(fffff4806049d120,c028445a,ffff80003c3d3250,3,fffff480097fd548,ffff80002a223768) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffff480698f12c8,c028445a,ffff80003c3d3250,ffff80002a223768) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 sys_ioctl(ffff80002a223768,ffff80003c3d3430,ffff80003c3d3380) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c3d3430) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3d3430) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6882d4f00c0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff80002999dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff80002999dff0) at sched_idle+0x371 sys/kern/kern_sched.c:192 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff80002999dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff80002999dff0) at sched_idle+0x371 sys/kern/kern_sched.c:192 end trace frame: 0x0, count: -5 ddb{1}>